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Finding the Third Proportional to 3,189,888 and 4,738,752

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Solution

The third proportional to 3,189,888 and 4,738,752 is: 7,039,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,888 : 4,738,752 = 4,738,752 : x
  2. Step 2: Convert to fraction form
    3,189,888/4,738,752 = 4,738,752/x
  3. Step 3: Cross multiply
    3,189,888x = 4,738,752 × 4,738,752
  4. Step 4: Simplify right side
    3,189,888x = 22,455,770,517,504
  5. Step 5: Solve for x
    x = 22,455,770,517,504/3,189,888
  6. Step 6: Final answer
    x = 7,039,673.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.